const formatTime = date => {
  const year = date.getFullYear();
  const month = date.getMonth() + 1;
  const day = date.getDate();
  const hour = date.getHours();
  const minute = date.getMinutes();
  const second = date.getSeconds();
  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':');
};
const formatNumber = n => {
  n = n.toString();
  return n[1] ? n : '0' + n;
};
const uuidGenerator = () => {
    const originStr = 'xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx',
        originChar = '0123456789abcdef',
        len = originChar.length;
    return originStr.replace(/x/g, function(match) {
        return originChar.charAt(Math.floor(Math.random() * len))
    }).replace(/-/g, '');
}
module.exports = {
  formatTime: formatTime,
  uuidGenerator,
};
